67 results about "Gaseous Mediators" patented technology

The invention relates to the technical field of smoke exhaust waste heat recovery devices, and discloses a waste heat utilization and recovery device and method applied to boiler combustion smoke, and the waste heat utilization and recovery device applied to the boiler combustion smoke comprises a bottom frame, and a heat absorption mechanism, a middle section partition plate and a heat release assembly which are fixedly mounted at the top of the bottom frame in sequence; through the arrangement of the heat buffering assembly, when the temperature of smoke is high, the heat absorbing fins can absorb part of heat and conduct the heat to the medium storage cavity, a medium in the medium storage cavity absorbs the heat to be evaporated into gas, and the gas is filled with an inflatable heat conduction film through a gas flowing cavity; the inflatable heat conduction film is expanded to store the gaseous medium, the gaseous medium is dissipated when the smoke temperature is low, the gaseous medium is condensed into liquid after heat dissipation, then the liquid is absorbed by the liquid absorption core plate and returns to the medium storage cavity, and therefore heat transfer and buffering are facilitated, and damage of thermal shock to device parts is reduced.

The invention discloses a heat exchange system applied to fused salt energy storage and heat supply and an operation method of the heat exchange system, and particularly relates to the field of fused salt energy storage and heat supply. S2, starting of a high-temperature loop is completed through starting of a thermal medium loop, starting of a circulating pump, flow adjustment and pressure correction of a buffer tank; s3, starting the molten salt loop and controlling the temperature, regulating the opening degree based on a formula to stabilize the flow of the high-temperature loop, synchronously controlling the total flow of the circulating pump, and judging that the loop is started when the flow, molten salt outlet temperature and pump pressure stable conditions are met; an intermediate medium of the heat exchange system is in a liquid state and is driven by the circulating pump, and operation reliability and economical efficiency are higher than those of a gaseous medium; the heat exchange system can be suitable for heat exchange with the temperature difference larger than 500 DEG C, and heat stress safety and medium safety of the heat exchanger can be guaranteed; the investment cost of the pump is reduced by reducing the design temperature of the circulating pump.

The present invention relates to a temperature control arrangement (1) for temperature control of a sorbent bed (110) for obtaining carbon dioxide from a gaseous medium, comprising: - a pipe arrangement (20) with a pipe (21), and - a lamella arrangement (30) in the sorbent discharge (110) with an elongated lamella (31), wherein the tube (21) runs along a longitudinal direction (L) of the lamella (31) and contacts the lamella (31) along the longitudinal direction (L). The invention further relates to a sorbent container arrangement (100) with the temperature control arrangement (1) according to the invention and a device (200) for obtaining carbon dioxide from the gaseous medium with the temperature control arrangement (1) according to the invention.

The pressurization system comprises a liquid outlet pipeline, a vaporizer, a buffer tank and a heat exchange loop, the liquid outlet pipeline is communicated to a low-temperature container, the vaporizer and the buffer tank are both communicated to the liquid outlet pipeline, and the buffer tank is located on the downstream of the vaporizer, so that the buffer tank can store gaseous media heated and vaporized by the vaporizer. The heat exchange loop is communicated to the buffer tank and is communicated with a circulating pump and a heat exchange device, the circulating pump can drive a gaseous medium in the buffer tank to flow along the heat exchange loop, the heat exchange device is connected to the low-temperature container, and the gaseous medium can conduct heat exchange on the low-temperature container through the heat exchange device; the heat carried by the gaseous medium is transferred into the low-temperature container, and the liquid medium in the low-temperature container absorbs heat and is vaporized, so that the volume of the medium in the low-temperature container is increased, the pressure in the low-temperature container is improved, the low-temperature container can be quickly pressurized when being at a low liquid level, and liquid supply or gas supply of the low-temperature container is facilitated.

The invention relates to the technical field of nuclear power, in particular to a testing device and a testing method for nuclear fuel cladding blasting. The testing device comprises a reaction container, a heating mechanism, a vacuum mechanism, a pressure detection mechanism and a to-be-tested workpiece, wherein the reaction container is provided with a reaction cavity; the heating mechanism is used for heating the reaction cavity; the vacuum mechanism is used for vacuumizing the reaction cavity; the pressure detection mechanism is used for detecting air pressure change in the reaction cavity; a to-be-detected workpiece is arranged in the reaction cavity, the to-be-detected workpiece is provided with an accommodating cavity, and a detection medium is pre-sealed in the accommodating cavity; wherein if the heating temperature of the heating mechanism to the reaction cavity reaches the blasting critical value of the to-be-detected workpiece, the to-be-detected workpiece is blasted, the detection medium is in the form of a gaseous medium, the gaseous medium flows from the interior of the accommodating cavity to the reaction cavity, and the pressure detection mechanism can detect the air pressure change in the reaction cavity after the to-be-detected workpiece is blasted. According to the test method, the test device is applied to test experiments. The testing device and the testing method are wide in applicability.

The present invention relates to an injector (1) for injecting a gaseous medium, in particular a gaseous fuel, preferably hydrogen, into a combustion chamber (20) of an internal combustion engine. The injector (1) comprises, inter alia, an axially movable valve-closing element (5) for opening and closing at least one opening at a sealing seat (7), an actuator (21) for actuating the valve-closing element (5), and a flow-influencing geometry (10) arranged downstream of the sealing seat (7) in terms of flow. According to the invention, the flow-influencing geometry (10) is designed such that it is formed downstream of the sealing seat (7) in an attachment body (8), the attachment body (8) having a hollow-cylinder-shaped portion in the region of the sealing seat (7), the hollow-cylinder-shaped portion being adjoined by an outflow region (16) having at least one outflow opening (17) which has an inner contour (9) and opens out at an end side (25) facing the combustion chamber (20), the end side (25) being beveled toward the outflow opening (17) with an at least partially circumferential beveled region (26) which improves flushing behavior from the outflow opening (17).

The utility model discloses a vapor chamber and radiator for optimizing evaporation chamber, vapor chamber includes upper body, lower body, first capillary structure and second capillary structure, the lower body includes first bottom plate and two second bottom plate, the first bottom plate is equipped with a plurality of stand column, the second bottom plate is equipped with a plurality of second capillary structure. The first capillary structure is connected to the outer surface of the first bottom plate, the second capillary structure is connected to the outer surface of the second bottom plate, the outer surface of the first bottom plate and the outer surface of the stand columns, and the first capillary structure is communicated with the second capillary structure. Along with the rising of the gaseous medium, the pressure in the closed cavity is increased, the stand columns and the first bottom plate are designed to be of an integrated structure, the strength is higher, the temperature-uniforming plate is effectively prevented from deforming or cracking, the service life of the temperature-uniforming plate is prolonged, the backflow speed of the liquid working medium in the temperature-uniforming plate is increased, and the heat dissipation performance of the temperature-uniforming plate is improved.

The invention relates to a filter device (10) for a gaseous medium. The filter device (10) comprises a filter housing (26) having at least one inlet opening (168) for the gaseous medium to be cleaned and having at least one outlet opening (40) for the cleaned gaseous medium. The filter element (16) is arranged in the filter housing (26). The filter housing (26) comprises a first housing part (12), the first housing part (12) comprises a filter element receiving space (36), and a filter element (16) is arranged in the filter element receiving space. The filter housing (26) comprises a second housing part (18), at which the at least one inlet opening (168) is arranged, and which comprises a part (162) of at least one cyclone separator (166). The second housing part (18) closes a service opening (34) in the first housing part (12), and the first and second housing parts (12, 18) are releasably connected to each other. The filter element (16) has, on the side facing the second housing part (18), a seal (96) which extends about the axis (22) and has a circumferential sealing part with a radial sealing effect. A radially outer circumferential side of the sealing portion sealingly bears against a radially inner transverse surface (86) of the first housing portion (12). A rib (164), which is at least partially circumferential and protrudes from the second housing portion (18) in the axial direction, applies pressure on the seal (96) in order to press the seal portion onto the inner transverse surface of the first housing portion (12).

The present invention relates to an injector (1) for injecting a gaseous medium, in particular a gaseous fuel, preferably hydrogen, into a combustion chamber (20) of an internal combustion engine. The injector (1) comprises, inter alia, an axially movable valve closing element (5) for opening and closing at least one opening on a sealing seat (7), an actuator (21) for actuating the valve closing element (5), and a flow-control geometry (10) located downstream of the sealing seat (7).According to the invention, the flow control geometry (10) is designed such that it is formed downstream of the sealing seat (7) in an attachment body (8), wherein the attachment body (8) has a hollow cylindrical section in the area of ​​the sealing seat (7), to which an outflow area (16) with at least one outflow opening (17) having an inner contour (9) is connected, which opens into an end side (25) facing the combustion chamber (20), wherein in the transition from the hollow cylindrical section to the at least one outflow opening (17) the inner contour (9) has a trough-like section (22), from which at least one additional opening (24) is connected with the outer contour of the attachment body (8) in order to improve a scavenging behavior from the outflow opening (17).

Embodiments of this application provide a method and apparatus for controlling a two-phase cold plate liquid cooling system, and a system. The method includes: controlling a gas extraction tube to extract a gaseous medium from an outlet of an evaporator in an operation process of the two-phase cold plate liquid cooling system, where the two-phase cold plate liquid cooling system at least includes the gas extraction tube and the evaporator; condensing the gaseous medium in a condenser of the two-phase cold plate liquid cooling system to obtain a first liquid-phase medium corresponding to the gaseous medium; and controlling a nozzle of the two-phase cold plate liquid cooling system to spray the first liquid-phase medium into the outlet of the evaporator, where the first liquid-phase medium is used to absorb gaseous latent heat of the gaseous medium at the outlet of the evaporator. This application solves the technical problem of poor stability of the two-phase cold plate liquid cooling system.

The invention relates to the technical field of nuclear power, in particular to a heating system and a thermal load detection method of the heating system. The heating system comprises a circulation loop, a heat exchange loop and a detection loop, and the circulation loop is filled with a gaseous medium; the heat exchange loop comprises a heat exchanger, the heat exchanger is arranged on the downstream side of the circulation loop, the gaseous medium is configured to flow from the circulation loop to the heat exchange loop so that heat exchange of the gaseous medium can be achieved at the heat exchanger, and the gaseous medium is condensed into a liquid medium after heat exchange; the detection loop comprises a detection element, and the detection element is arranged on the downstream side of the heat exchanger and used for detecting the flow of the liquid medium. The detection method is used for detecting the heat load of the heating system. The detection method is accurate in detection of the thermal load of the heating system.

The utility model provides a gaseous medium monitor, which is used for monitoring whether leakage gas exists in circulating water or not and at least comprises a sample introduction pipeline, a gas collection component and a conductivity monitor, the conductivity monitor is arranged in the gas collection assembly and is used for detecting the conductivity of a medium in the gas collection assembly; the gas collection assembly is communicated with the sample introduction pipeline and is fixedly arranged with one end of the sample introduction pipeline; and an exhaust valve is arranged at the top of the gas collection assembly. The gaseous medium monitor provided by the technical scheme is simple in structure, and circulating water can be monitored without specially configuring equipment capable of physically separating gas in water; meanwhile, the gas analysis and measurement devices of the gaseous medium monitor are externally arranged, various gas analysis and measurement devices can be selected according to actual conditions, the compatibility is good, and the functions are diversified; in addition, the gaseous medium monitor adopts the transparent shell, so that the observability is strong.

The present invention relates to an injector (1) for injecting a gaseous medium, in particular a gaseous fuel, preferably hydrogen, into a combustion chamber (20) of an internal combustion engine. The injector (1) comprises, among other things, an axially movable valve closing element (5) for opening and closing at least one opening on a sealing seat (7), an actuator (21) for actuating the valve closing element (5), and a flow control geometry (10) downstream of the sealing seat (7), wherein the flow control geometry (10) is designed such that it is formed downstream of the sealing seat (7) in an attachment body (8), wherein the attachment body (8) has a hollow cylindrical section in the area of ​​the sealing seat (7), to which an outflow area (16) with at least one outflow opening (17) having an inner contour (9) is connected, which opens into an end side (25) facing the combustion chamber (20).According to the invention, the outflow region (16) downstream of the sealing seat (7) has a trough-like section (22) to which at least one outflow opening (17) is connected downstream, wherein the trough-like section (22) has a volume V1 and the outflow opening (17) has a volume V2, or, in the case of several successive opening sections in the flow direction with different orientations, the outflow opening (17) has several volumes V2, V3, and for the volumes V1 > V2 and V1 > V3, wherein the axial extent of the at least one outflow opening (17) is at least one third of the total axial extent of the outflow region (16) between the sealing seat (7) and the end face (25).

The utility model discloses a gas medium circulating cooling system, relates to the technical field of cooling systems, and is mainly used for solving the problem that a pipeline interface of an existing liquid cooling system is easy to leak due to high-frequency pressure fluctuation caused by a circulating pump. The lower surface of the liquid medium cavity is tightly attached to a heating piece, a gaseous medium cavity communicated with the liquid medium cavity is formed above the liquid medium cavity, and the upper portion of the gaseous medium cavity is communicated with the input end of gradual change type gas cooling equipment through a gaseous medium output pipe; the output end of the gradual change type gas cooling equipment is in direct connection with the gaseous medium cavity through a gaseous medium input pipe, and the output end of the gaseous medium input pipe is located below the input end of the gaseous medium output pipe. The gas medium circulating cooling system has the advantages of being simple in structure, convenient to maintain, good in cooling effect and low in liquid cooling medium leakage risk.

The present invention relates to an injector (1) for injecting a gaseous medium, in particular a gaseous fuel, preferably hydrogen, into a combustion chamber (20) of an internal combustion engine. The injector (1) comprises, inter alia, an axially movable valve closing element (5) for releasing and closing at least one opening on a sealing seat (7), an actuator (21) for actuating the valve closing element (5), and a flow-influencing geometry (10) which is arranged downstream of the sealing seat (7) in terms of flow, wherein the flow-influencing geometry (10) is designed in such a way that it is formed in an attachment body (8) downstream of the sealing seat (7), wherein the attachment body (8) has a hollow cylindrical section in the region of the sealing seat (7), which is adjoined by an outflow region (16) having at least one outflow opening (17) having an inner contour (9), which outflow opening opens into an end side (25) facing the combustion chamber (20). According to the invention, the outflow region (16) has, downstream of the sealing seat (7), a trough-like section (22) which is adjoined, downstream, by at least one outflow opening (17), wherein the trough-like section (22) has a volume V1 and the outflow opening (17) has a volume V2 or, in the case of a plurality of opening sections which follow one another in the flow direction and have different orientations, the outflow opening (17) has a plurality of volumes V2, V3, and the following applies for the volumes: V1 > V2 and V1 > V3, wherein the axial extension region of the at least one outflow opening (17) is at least one third of the entire axial extension of the outflow region (16) between the sealing seat (7) and the end side (25).

Method for actuating a tank device (1) for storing a gaseous medium, comprising at least two tank containers (2) and a feed line (3) which can be connected to the tank containers (2). Each tank container (2) has at least one pressure-controlled control valve (5), via which gaseous medium flows from the tank device (1) into the feed line (3) in the direction of a load system (40). The invention is characterized by the following step:a. simultaneously opening the control valves (5) of the tank container (2) in a span of milliseconds while supplying the load system (40) such that a gaseous medium is conducted from the tank device (1) in the direction of the load system (40) via the feed line (3).

The invention relates to an injector for blowing gaseous media, in particular gaseous fuel, preferably hydrogen, into a combustion chamber of an internal combustion engine, comprising an axially movable valve closure element for opening and closing at least one opening on a sealing seat, an actuator for actuating the valve closure element, and a flow-influencing geometry arranged fluid-technically downstream of the sealing seat, which is formed in a sleeve downstream of the sealing seat, the sleeve having a hollow-cylindrical section in the region of the sealing seat, a flow-out region with at least one flow-out opening being adjoined to the hollow-cylindrical section, the flow-out opening having an inner contour, the flow-out opening merging into an outer contour of the sleeve, in particular on the end facing the combustion chamber. Here, the flow-out region has a recessed section downstream of the sealing seat, at least two flow-out openings being adjoined downstream of this section, the material region between the at least two flow-out openings serving as a beam splitter and assuming the beam shaping of the gas flow path in the flow-out openings.

The present invention relates to an injector (1) for injecting a gaseous medium, in particular a gaseous fuel, preferably hydrogen, into a combustion chamber (20) of an internal combustion engine. The injector (1) comprises, inter alia, an axially movable valve closing element (5) for opening and closing at least one opening on a sealing seat (7), an actuator (21) for actuating the valve closing element (5), and a flow-control geometry (10) located downstream of the sealing seat (7).According to the invention, the flow control geometry (10) is integrated in a multi-part attachment body (8), wherein the attachment body (8) comprises a cap-like base body (23) which can be attached to a nozzle body (2) of the injector (1), and the base body (23) has a receiving opening (25) into which an insert part (24) can be inserted and attached, wherein the insert part (24) is pressed into and / or welded firmly into the base body (23) and has at least one outlet bore (31).

The invention relates to a filter element (16) for a gaseous medium for a filter device, comprising at least one filter medium body (90), which has an inflow side (226) and an outflow side (228), which face away from each other with respect to an imaginary axis (22) at the axial ends of the filter medium body (90), and a frame element (100), the frame element at least partially surrounds the filter medium body (90), protrudes radially beyond the filter medium body (90) with respect to the axis (22) and is connected to the filter medium body (90). A seal (96) around the axis (22) is provided on a side of the frame element (100) facing away from the inflow side (226). At least one support section (120A, 120B, 120C) is provided on the side of the frame element (100) facing the outflow side (228), by means of which support section the filter element (16) is supported at least in the axial direction in a filter housing of the filter device. The at least one support section (120A, 120B, 120C) has at least two support surfaces (122A, 122B, 122C) which are distributed over a circumferential extension with respect to the axis (22) and which are spaced apart from one another in the axial direction with respect to the axis (22), and the circumferential seal (96) has a circumferential sealing web (146) which protrudes in the axial direction with respect to the axis (22), the circumferential sealing web is configured to at least partially radially seal with respect to a corresponding sealing surface of the filter housing.

The invention relates to an injector (1) for blowing a gaseous medium, in particular a gaseous fuel, preferably hydrogen, into a combustion chamber (20) of an internal combustion engine. Here, the injector (1) comprises in particular: an axially movable valve closing element (5) for releasing and closing at least one opening on a sealing seat (7); an actuator (21) for actuating the valve closing element (5); and a flow-influencing geometry (10) arranged hydrodynamically downstream of the sealing seat (7). According to the invention, the flow-influencing geometry (10) is embodied in such a way that the following relationship is satisfied when the needle stroke (lh) of the valve closing element (5) is maximum: 5 * lhs 1.5 * lh, (s) is the distance between the radial outer contour of the valve closing element (5) at the downstream edge region thereof and an annular line on a section (12) of the flow-influencing geometry (10) which is located below in the axial projection and which contracts in the flow direction, in order to produce a substantially lossless flow downstream of the valve closing element (5).

The invention relates to an injector for blowing gaseous media, in particular gaseous fuel, preferably hydrogen, into a combustion chamber of an internal combustion engine, comprising an axially movable valve closure element for opening and closing at least one opening on a sealing seat, an actuator for actuating the valve closure element, and a flow-influencing geometry arranged fluid-technically downstream of the sealing seat, which is formed in a sleeve downstream of the sealing seat, the sleeve having a hollow-cylindrical section in the region of the sealing seat, a flow-out region with at least one flow-out opening being adjoined to the hollow-cylindrical section, the flow-out opening having an inner contour, the flow-out opening merging into an outer contour of the sleeve, in particular on the end facing the combustion chamber. Here, the flow-out region has a recessed section downstream of the sealing seat, at least two flow-out openings being adjoined downstream of this section, an insert between the at least two flow-out openings serving as a beam splitter and assuming the beam shaping of the gas flow path in the flow-out openings.

The utility model relates to the technical field of distillation devices, in particular to an environment-friendly efficient rectification device which comprises a tower body, the top of the tower body is connected with a condenser and a return tank through a first pipeline, the bottom of the tower body is connected with a reboiler through a second pipeline, and an expandable sealing piece is arranged at the joint of the second pipeline and used for blocking a gap at the joint. The sealing piece comprises an expandable sealing ring and two flange pieces which are connected with each other, the sealing ring is arranged between the two flange pieces, an annular cavity is formed in the sealing ring, the annular cavity is filled with gaseous media which expand when heated, and annular positioning grooves are correspondingly formed in the opposite faces of the two flange pieces. According to the environment-friendly efficient rectification device, the sealing rings in the flanges are heated by utilizing heat energy of circulating steam in the pipelines, so that a gaseous medium in the cavity of each sealing ring is heated to expand until a gap between the two flange sheets is filled, the sealing performance of the joint of the second pipeline between the tower body and the reboiler can be effectively improved, and pollution caused by steam leakage is prevented.

The present invention relates to an apparatus (1) for storing a gaseous medium, such as hydrogen or natural gas, the apparatus comprising a storage line (20) to which at least one tank container (6) is connected. Furthermore, the at least one tank container (6) forms a fluid-sealed connection (90) with the storage line (20) by means of a double-nut threaded connection element (5), wherein the double-nut threaded connection element (5) has a right-hand thread and a left-hand thread.

The invention relates to a delivery device (1) for a fuel cell system (31) for delivering and / or controlling a gaseous medium, in particular hydrogen, having a jet pump (4) which is driven by a pressurized propulsion jet (20) of the gaseous medium, and having a metering valve (6), the outlet (16) of the delivery device (1) being fluidically connected to the anode inlet (15) of a fuel cell (29), and the outlet (16) of the delivery device (1) being fluidically connected to the anode inlet (15) of the fuel cell (29). The injection pump (4) has a base body (13) and a nozzle (12) is arranged in the base body (13) between the metering valve (6) and the injection pump (4), the nozzle (12) having an inner channel (14) extending along an axis of symmetry (32), the injection pump (4) having a suction region (7), a mixing tube (9) and a diffuser region (20), the mixing tube (9) being arranged in the inner channel (14), and the diffuser region (20) being arranged in the mixing tube (9). The diffuser region (20) is at least directly fluidically connected to the anode inlet (15) of the fuel cell (29), and wherein the jet pump (4) extends at least partially in a direction parallel to a first flow direction (V) of an axis of symmetry (32) and through which a gaseous medium flows. The nozzle (12) has an asymmetric outlet diffuser (33) in the opening of the channel (14) thereof facing the suction region (7) and / or the mixing tube (9). The invention also relates to a method for producing the nozzle (12) for the conveying device (1) and / or the fuel cell system (31).

A temperature control system regulates the temperature of a sorbent packing for extracting carbon dioxide from a gaseous medium. The system includes a tube system with a tube and a lamella system within the sorbent packing, featuring an elongated lamella. The tube extends along and contacts the longitudinal direction of the lamella. A sorbent container system incorporates this temperature control system, and a device for extracting carbon dioxide from the gaseous medium includes the temperature control system and / or the sorbent container system.

The invention refers to a detection device (200) for gaseous media (18), in particular a gaseous medium (18) for tempering sensitive, in particular perishable goods (16), said detection device (200) comprising at least one sensor head (210a, 210b, 210c) provided with an electronic circuit (250) comprising at least one sensing element (280) detecting content or parameters of said gaseous medium, such as temperature, humidity, oxygen or carbon dioxide content, the detection device (200) has the at least one sensor head (210a, 210b, 210c) releasably held in position by a sensor hub unit (202), and the electronic circuit (250) of the at least one sensor head (210a, 210b, 210c) is provided with at least one first wireless communication unit (254) for wireless communication with at least one second wireless communication unit (264) arranged in the hub unit (202) for transmitting electric power from said hub unit (202) to said sensor head (210a, 210b, 210c) and / or transmitting data generated by said electronic circuit (250) from said sensor head (210a, 210b, 210c) to said hub unit (202).

The present invention relates to an injector (1) for injecting a gaseous medium, in particular a gaseous fuel, preferably hydrogen, into a combustion chamber (20) of an internal combustion engine. The injector (1) comprises, inter alia, an axially movable valve-closing element (5) for opening and closing at least one opening at a sealing seat (7), an actuator (21) for actuating the valve-closing element (5), and a flow-influencing geometry (10) arranged downstream of the sealing seat (7) in terms of flow. According to the invention, the flow-influencing geometry (10) is designed in such a way that it is formed in an attachment body (8) downstream of the sealing seat (7), wherein the attachment body (8) has a hollow-cylindrical portion in the region of the sealing seat (7), which hollow-cylindrical portion is adjoined by an outflow region (16) with at least one outflow opening (17) which has an inner contour (9) and opens out in an end side (25) which faces the combustion chamber (20), wherein the end side (25) is equipped, in an inclined manner facing the outflow opening (17), with an at least partially encircling beveled region (26) which improves the flushing behaviour from the outflow opening (17).

Method for producing a CoFe alloy, comprising: Providing a melt consisting of 35 wt% ≤ Co ≤ 55 wt%, 0 wt% ≤ V ≤ 3 wt%, 0 wt% ≤ Ni ≤ 2 wt%, 0 wt% ≤ Nb ≤ 0.50 wt%, 0 wt% ≤ Zr + Ta ≤ 1.5 wt%, 0 wt% ≤ Cr ≤ 3 wt%, 0 wt% ≤ Si ≤ 3 wt%, 0 wt% ≤ Al ≤ 1 wt%, 0 wt% ≤ Mn ≤ 1 wt%, 0 wt% ≤ B ≤ 0.25 wt%, 0 wt% ≤ C ≤ 0.1 wt%, balance Fe, and up to 1 wt% impurities, wherein the impurities are one or more of the may contain group O, N, S, P, Ce, Ti, Mg, Be, Cu, Mo and W Pouring the molten metal under vacuum and subsequent solidification into a cast block, Hot rolling of the cast ingot into a slab and then into a hot-rolled strip with a thickness D1, followed by quenching of the strip from a temperature above 700°C to a temperature below 200°C, Cold rolling of the hot-rolled strip to an intermediate strip with a thickness D2, Intermediate annealing of the intermediate strip in a continuous process at a temperature above 700°C, wherein the intermediate strip is cooled at a temperature above 700°C to a temperature below 200°C in a gaseous medium, Cold rolling of the heat-treated intermediate strip with a metallically bright surface to a strip with a thickness D3, wherein the degree of cold forming is (D2-D3) / D2 ≤ 80%.

The present invention relates to an injector arrangement comprising an injector (1) for injecting a gaseous medium, in particular a gaseous fuel, preferably hydrogen, into a combustion chamber (20) of an internal combustion engine. The injector (1) comprises, inter alia, an axially movable valve-closing element (5) for opening and closing at least one opening at a sealing seat (7), an actuator (21) for actuating the valve-closing element (5), and a flow-influencing geometry (10) which is downstream of the sealing seat (7) in terms of flow. The injector (1) is held in an opening (25) in a cylinder head (23) which, together with a combustion chamber roof, closes off the combustion chamber (20). According to the invention, the flow-influencing geometry (10) is made in such a way that it is formed downstream of the sealing seat (7) in an attachment body (8) and a contouring at the downstream end of the opening (25) in the cylinder head (23) at the transition to the combustion chamber roof assists the guidance of the flow by means of a geometric flow-influencing element (26).